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Table 4
Main properties of the host galaxy system of LSQ14mo.
| Position A | Position B | Position C | |
|
|
|||
| RA (J2000) | 10:22:41.55 | 10:22:41.52 | 10:22:41.48 |
| Dec (J2000) | −16:55:17.9 | −16:55:15.2 | −16:55:14.2 |
| Redshift | 0.2556 | 0.2553 | 0.2563 |
| Projected separation (kpc) | – | 10.5 (A to B) | 15.2 (A to C) |
| Physical diameter (kpc) | 6.17 | – | 2.63 |
| Radial velocity offset (km s-1) | – | –90 (A to B) | 210 (A to C) |
| Apparent r (mag) | 21.26 ± 0.02 | 23.58 ± 0.06 | 23.60 ± 0.06 |
| Galactic extinction AV (mag) | 0.20 | 0.20 | 0.20 |
| Internal extinction AV (mag) | ~0.26 | ~0.0 | ~0.0 |
| Absolute g (mag) | −19.04 ± 0.15 | −16.94 ± 0.15 | −16.85 ± 0.15 |
| GALEX NUV (mag) | 22.87 ± 0.39 | – | – |
| Hα luminosity (erg s-1) | 1.04 × 1041 | 1.62 × 1040 | 1.30 × 1040 |
| Hα EWrest (Å) | 54.10 | 174.67 | 84.94 |
| SFR from Hα (M⊙ yr-1) | 0.52 | 0.08 | 0.06 |
| log stellar mass (M⊙) |
|
|
|
| sSFR (Gyr-1) | 0.82 | 1.89 | 1.16 |
| 12 + log (O/H) (Te) | 8.00 ± 0.31 | – | – |
| 12 + log (O/H) (KK04 R23) | 8.62 ± 0.03 | 8.28 ± 0.03 | 8.18 ± 0.02 |
| 12 + log (O/H) (PP04 N2) | 8.31 ± 0.01 | 8.09 ± 0.05 | 8.18 ± 0.05 |
| 12 + log (O/H) (D16) | 8.02 ± 0.03 | – | 7.92 ± 0.16 |
| Youngest stellar population from Hα (Myr) | 6.3–9 | 6.3 | 7.7 |
Notes. The SN site is located at the position C.
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